/* ============================================
   TECNOCASA CASE STUDY · prefix: tc-
   palette verde su dark soul · hover glow verde
   ============================================ */

:root {
  --tc-bg: #0a0a0a;
  --tc-text: #f2f0ed;
  --tc-text-muted: #c9c9c4;
  --tc-text-soft: rgba(242, 240, 237, 0.65);
  --tc-green: #7CB342;
  --tc-green-light: #AED581;
  --tc-green-dark: #33691E;
  --tc-green-glow: rgba(124, 179, 66, 0.55);
  --tc-green-glow-soft: rgba(124, 179, 66, 0.25);
  --tc-green-bg-soft: rgba(124, 179, 66, 0.12);
  --tc-green-border: rgba(124, 179, 66, 0.35);
  --tc-divider: rgba(124, 179, 66, 0.4);
}

.tc-main {
  background: var(--tc-bg);
  color: var(--tc-text);
  font-family: 'Inter', system-ui, sans-serif;
  overflow-x: hidden;
}
.tc-main * { box-sizing: border-box; }

/* SECTIONS */
.tc-section {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.tc-section + .tc-section {
  border-top: 1px solid var(--tc-divider);
}

/* GLOW */
.tc-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70%;
  height: 60%;
  background: radial-gradient(ellipse, var(--tc-green-glow-soft) 0%, rgba(124, 179, 66, 0.08) 35%, transparent 70%);
  pointer-events: none;
  filter: blur(40px);
  z-index: 0;
}
.tc-glow--center { width: 80%; height: 80%; }

/* SPRINKLES */
.tc-sprinkle {
  position: absolute;
  font-size: 24px;
  opacity: 0.18;
  pointer-events: none;
  user-select: none;
  z-index: 1;
  animation: tc-float 6s ease-in-out infinite;
  will-change: transform;
}
.tc-sprinkle:nth-of-type(odd) {
  animation: tc-float-alt 7s ease-in-out infinite;
}
.tc-sprinkle:nth-of-type(2n)  { animation-delay: -1.5s; animation-duration: 7.5s; }
.tc-sprinkle:nth-of-type(3n)  { animation-delay: -3s;   animation-duration: 6.8s; }
.tc-sprinkle:nth-of-type(4n)  { animation-delay: -0.8s; animation-duration: 8.2s; }
.tc-sprinkle:nth-of-type(5n)  { animation-delay: -2.4s; animation-duration: 6.2s; }

@keyframes tc-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-18px) rotate(8deg); }
}

@keyframes tc-float-alt {
  0%, 100% { transform: translateY(-4px) rotate(-3deg); }
  50%      { transform: translateY(14px) rotate(-10deg); }
}

/* CONTENT */
.tc-content {
  position: relative;
  z-index: 2;
}

/* KICKER */
.tc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tc-green-light);
  margin-bottom: 20px;
}
.tc-kicker::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--tc-green);
  box-shadow: 0 0 14px var(--tc-green);
}

/* TITLE */
.tc-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: lowercase;
  color: var(--tc-text);
  margin: 0 0 20px;
}
.tc-title__green {
  background: linear-gradient(135deg, var(--tc-green-dark), var(--tc-green), var(--tc-green-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.tc-title__emoji {
  display: inline-block;
  font-size: 0.85em;
  transform: rotate(-12deg);
  margin-left: 6px;
  -webkit-text-fill-color: initial;
  background: none;
  -webkit-background-clip: initial;
  color: initial;
}

/* COPY */
.tc-copy {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--tc-text-muted);
  max-width: 640px;
  margin: 0;
}
.tc-copy--lead {
  font-size: 19px;
  margin-bottom: 32px;
}

/* SECTION HEAD */
.tc-section-head {
  text-align: center;
  margin-bottom: 50px;
}
.tc-section-head .tc-copy {
  margin: 20px auto 0;
}

/* PILLS */
.tc-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.tc-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 100px;
  background: var(--tc-green-bg-soft);
  border: 1px solid var(--tc-green-border);
  font-size: 12px;
  font-weight: 700;
  color: var(--tc-green-light);
  text-transform: lowercase;
  letter-spacing: 0.02em;
}

/* MEDIA + HOVER GLOW */
.tc-media {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.2, 1);
  background: linear-gradient(160deg, #1a2614, #0d1209);
}
.tc-media::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 14px;
  box-shadow: 0 0 0 0 transparent;
  transition: box-shadow 0.4s ease;
  pointer-events: none;
  z-index: -1;
}
.tc-media:hover {
  transform: translateY(-6px) scale(1.03);
}
.tc-media:hover::after {
  box-shadow:
    0 0 60px 8px var(--tc-green-glow),
    0 0 140px 24px var(--tc-green-glow-soft);
}
.tc-media img,
.tc-media video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}

/* HERO */
.tc-hero {
  text-align: center;
  padding: 140px 0 100px;
}
.tc-hero .tc-title { max-width: 800px; margin: 0 auto 24px; }
.tc-hero .tc-copy { margin: 0 auto 32px; }
.tc-hero .tc-pills { justify-content: center; }

/* BRAND DNA — 2 fogli stack */
.tc-brand-stack {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  height: clamp(440px, 58vw, 620px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tc-brand-doc {
  position: absolute;
  width: clamp(240px, 38vw, 380px);
  aspect-ratio: 210 / 297;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--tc-green-border);
  box-shadow:
    0 0 0 1px rgba(124, 179, 66, 0.08),
    0 0 80px var(--tc-green-glow-soft),
    0 30px 60px rgba(0, 0, 0, 0.6);
  transition: transform 0.5s cubic-bezier(0.2, 0.9, 0.2, 1),
              box-shadow 0.5s ease;
  cursor: pointer;
}

.tc-brand-doc img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.tc-brand-doc--1 {
  transform: translate(-22%, -3%) rotate(-5deg);
  z-index: 2;
}

.tc-brand-doc--2 {
  transform: translate(22%, 4%) rotate(4deg);
  z-index: 1;
}

.tc-brand-doc:hover {
  transform: translate(0, 0) rotate(0deg) scale(1.05);
  z-index: 3;
  box-shadow:
    0 0 0 1px rgba(124, 179, 66, 0.25),
    0 0 120px var(--tc-green-glow),
    0 40px 80px rgba(0, 0, 0, 0.75);
}
.tc-caption {
  text-align: center;
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--tc-text-soft);
  margin: 16px 0 0;
}

/* TEAM */
.tc-team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 880px;
  margin: 0 auto;
}
.tc-team-card { aspect-ratio: 3/4; }

/* GRAFICHE */
.tc-grafiche-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.tc-grafica-card { aspect-ratio: 1/1; }

/* REEL */
.tc-reel-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.tc-reel-card { aspect-ratio: 9/16; }

/* CTA */
.tc-cta {
  text-align: center;
  padding: 120px 0;
}
.tc-cta .tc-title { max-width: 700px; margin: 0 auto 32px; }
.tc-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 36px;
  background: linear-gradient(135deg, var(--tc-green-dark), var(--tc-green));
  color: #ffffff !important;
  border-radius: 100px;
  text-decoration: none;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.01em;
  box-shadow:
    0 0 60px var(--tc-green-glow-soft),
    0 0 0 1px rgba(124, 179, 66, 0.3);
  transition: all 0.3s ease;
}
.tc-btn:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow:
    0 0 80px var(--tc-green-glow),
    0 0 0 1px rgba(124, 179, 66, 0.5);
}
.tc-btn__arrow { transition: transform 0.3s ease; }
.tc-btn:hover .tc-btn__arrow { transform: translateX(4px); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .tc-section { padding: 70px 0; }
  .tc-hero { padding: 100px 0 70px; }
  .tc-cta { padding: 90px 0; }
  .tc-team-grid,
  .tc-grafiche-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .tc-section { padding: 60px 0; }
  .tc-hero { padding: 80px 0 60px; }
  .tc-cta { padding: 70px 0; }
  .tc-title { font-size: 32px; }
  .tc-copy { font-size: 15px; }
  .tc-copy--lead { font-size: 16px; }
  .tc-grafiche-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .tc-pills { justify-content: center; }
  .tc-section-head { margin-bottom: 32px; }
  .tc-btn { padding: 16px 28px; font-size: 14px; }
  .tc-brand-stack {
    height: auto;
    flex-direction: column;
    gap: 24px;
    padding: 20px 0;
  }
  .tc-brand-doc {
    position: relative;
    width: 75%;
  }
  .tc-brand-doc--1 { transform: rotate(-3deg); }
  .tc-brand-doc--2 { transform: rotate(2.5deg); }
  .tc-brand-doc:hover { transform: rotate(0deg) scale(1.03); }
}


/* TC MOBILE DECK + CAROUSEL — solo <=768px */
@media (max-width: 768px){
  /* reel -> carosello orizzontale */
  .tc-reel-grid{
    display:flex; grid-template-columns:none;
    overflow-x:auto; gap:12px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
    padding:4px 16px 14px; margin:0 -16px;
  }
  .tc-reel-grid::-webkit-scrollbar{ height:4px; }
  .tc-reel-grid::-webkit-scrollbar-thumb{ background:rgba(124,179,66,.55); border-radius:4px; }
  .tc-reel-card{ flex:0 0 60vw; max-width:225px; scroll-snap-align:start; }

  /* brand DNA -> pila di carte */
  .tc-brand-stack.tc-deck{
    flex-direction:row;
    height:auto;
    position:relative;
    width:74vw; max-width:300px;
    aspect-ratio:210/297;
    margin:0 auto;
    padding:0;
  }
  .tc-deck .tc-brand-doc{
    position:absolute; inset:0;
    width:100%; height:100%;
    transition:transform .48s cubic-bezier(.2,.85,.2,1), opacity .48s ease;
    cursor:grab;
  }
  .tc-deck .tc-brand-doc.tc-deck__top{ transform:rotate(-3deg); }
  .tc-deck .tc-brand-doc:not(.tc-deck__top){ transform:rotate(3deg) translateY(8px) scale(.985); }
  .tc-deck .tc-brand-doc.tc-deck__gone{ transform:translateX(-130%) rotate(-20deg); opacity:0; }
  .tc-deck__btn{
    display:block; margin:18px auto 0;
    background:rgba(124,179,66,.15);
    border:1px solid rgba(124,179,66,.42);
    color:#9ccc65; font-size:11px; font-weight:700;
    letter-spacing:1px; text-transform:uppercase;
    padding:9px 20px; border-radius:22px; cursor:pointer;
  }
  .tc-deck__btn:hover{ background:rgba(124,179,66,.25); }
}
/* ============================================================ */